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antitoxin

noun [C]
 
 
/ˌæn.tiˈtɒk.sɪn/ US  /-t̬iˈtɑːk-/ specialized

Definition

a substance that stops or reduces the effect of a toxin (= poisonous substance) in your bodySpecific medicines and drugsSpecific types of drug
(Definition of antitoxin noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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